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CRITICAL SEVERITY
CVE-2020-15069 Sophos · XG Firewall

Sophos XG Firewall Buffer Overflow Vulnerability

Technical Severity

CVSS v3.1 Metrics

CRITICAL
9.8 / 10
Minimal Risk Critical
Vector Specification
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitation Likelihood

EPSS Prediction

82.58 %
Predictive Probability
Percentile Rank
99.2 th

Documented as more likely to be exploited than 99.2% of known CVEs.

Detection Date

Feb 06, 2025

Remediation Due

Feb 27, 2025

CISA Catalog Active

Threat Analysis

Sophos XG Firewall contains a buffer overflow vulnerability that allows for remote code execution via the "HTTP/S bookmark" feature.

Remediation Directive

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

External Intelligence